OpenTechnical

OT-2026-000099283

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099283) never changes.

Identity and time

Publication numberOT-2026-000099283 · never reused
Internal UUID01a0aea2-8289-70d4-9ae5-c895f7eddd77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099283
StatusPUBLIC

Content hashes

Canonical textdf3b9a53b197add5063bfb231b8067fe6a39ec72081e0a3b54f12fd982bd7f89
Markdown58bc7dec065edc9e8e8f8133127402ac0f91d7b8952ecb5234545cead091a5f1
PDF
Publication page74fdfab651557c61a75c5bd36a891d39c025f5e9c5b41393cd1a3a9821d4780d
Manifest45cea7d206910217967574596fdcd319bcf88e5c33abcdd50b002b3f16260834

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesgFUmEKN1cIemQ9IkiXGk3QqrfUVwohZDleLukbbLHYjTOWaEvqZm3KrwG8fkESXG2z0SWMjtpheysJ+WCg7AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:44.520717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099283
observed 74fdfab651557c61a75c5bd36a891d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.500273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099283/manifest.json
observed 45cea7d206910217967574596fdcd319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.482244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099283/publication.md
observed 58bc7dec065edc9e8e8f8133127402ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.465304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099283/publication.txt
observed df3b9a53b197add5063bfb231b8067fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.